package com.leyou.item.service;

import com.leyou.common.exception.LyException;
import com.leyou.item.entity.Item;
import org.springframework.stereotype.Service;

import java.util.Random;

@Service
public class ItemService {

    public Item saveItem(Item item){
        //判断价格是否为空
        if (item.getPrice() == null){
            throw new LyException(444,"价格不为空");
        }
        if (item.getName() == null){
            throw new LyException(555,"名称不为空");
        }
        //随机生成id 模拟数据库的新增
        int id =new Random().nextInt(100);
        item.setId(id);
        return item;
    }
}
